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DF 300

Brief Summary

We review Suzuki’s flagship 300-hp V6 4.0 liter outboard, which won the 2007 NMMA Innovation Award. This enhanced engine has a 32-bit computer with digital sequential electronic fuel injection, dual overhead cams with 4 valves per cylinder and variable valve timing. This is also the first Suzuki to offer fly-by-wire controls.

Key Features

  • New Streamline Gear Case-18° Less Drag
  • Suzuki Precision Control
  • 3-Star Ultra-Low Emission CARB Rating
  • 540 Amp Charging Alternator
  • Long Track Intake Manifold
  • Lightest Weight and Largest Displacement
  • Digital Electronic Fuel Injection
  • Two Stage Cam Drive Gear Reduction
  • On-Board Computer Diagnostics


Type of Engine 4-Stroke
Number of Cylinders 6
Horse Power 300
Configuration V-drive
Weight 604.00lbs
Fuel Type Gasoline
Fuel Delivery Fuel Injected
Shaft Length Options 245.6
Shift Throttle Control
Displacement 245.60cu in
Steering Control Power Assist
Recommended Fuel
Alternator Output
CARB Rating 3-Star
Engine Monitoring System

Captain's Report